Raw sugar juice is cloudy and full of impurities, and it must be cleaned before boiling. Lime is added to the juice to help that cleaning.
Adding lime helps the impurities gather and settle out, so the juice that goes on to the boiling house is clearer.
This guide explains what lime does, why it matters, and how it is used in the plant.
What Lime Does
Lime is added to the raw juice to bring it to the right condition for cleaning.
It helps the impurities in the juice gather together so they can settle out and be removed.
So the juice that carries on to boiling is cleaner, which helps the whole process make good sugar.
Why It Matters in the Plant
Cleaner juice makes cleaner sugar, so the liming of the juice is an important early step.
Getting the lime right helps the clarifier drop the mud and send clear juice forward.
By cleaning the juice early, lime protects the quality of everything made from it.
Signs the Liming Needs Attention
Liming that is off shows up in the juice and the mud.
- Juice not clearing as it should
- The mud not settling well
- The juice condition drifting from where it should be
- More impurities carrying forward
- Poorer colour later in the process
What Makes Good Liming?
Good liming is judged by clean juice and steady dosing.
The Right Amount
The lime must be added at the right amount for the juice. The right dose is what cleans the juice well.
Steady, Even Dosing
The lime must be dosed steadily and evenly into the juice. Steady dosing keeps the cleaning consistent.
Using Lime Well
Routine attention keeps liming cleaning your juice.
- Add lime at the right amount for the juice
- Watch the juice condition as it is limed
- Watch that the juice clears and the mud settles
- Keep the dosing steady and even
Common Questions About Lime
It is added to raw sugar juice to help clean it, bringing the impurities together so they settle out and the juice is clearer before boiling.
Cleaner juice makes cleaner sugar, so liming the juice well is an important early step that protects the quality of everything made from it.
The juice may not clear, the mud may not settle, and more impurities carry forward, which shows up as poorer colour and quality later in the process.
Adding lime at the right amount, watching the juice condition, watching that it clears, and keeping the dosing steady keep the cleaning consistent.
Clean the Juice Early
Lime cleans raw sugar juice early by helping the impurities settle out, which protects the quality of the sugar made from it. The right amount and steady dosing are what make it work.
If your juice is not clearing well, the liming is worth reviewing. Explore our plant equipment and materials for what your process needs.
See our plant equipment and materials and keep your sugar juice cleaning well from the start.
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